http://blog.mersoft.com/2011/09/07/getting-started-with-drools-5-2/
“When I was attempting to learn Drools, I found it difficult to find a good tutorial. I also had a hard time figuring out how to use the rules engine in a stateless, thread-save manner. This tutorial discusses how to set up Drools in Eclipse, how to write the rules, how to execute the rules, how to call methods outside the rules engine, how to use the rules-flow, how to use Drools with Maven2 and how to configure the Drools knowledge base using Spring.
…snip….”
